CSCS Mock Test for Supervisors 2025 – CSCS Mock Test | CSCS Revision

This CSCS mock test for supervisors features 55 random questions and answers to help you practice and pass your CSCS supervisor test in 2025. As you would expect, the supervisor test will not be as easy as the operatives test because of the added responsibilities attached to the supervisory role.

Most of the questions in this CSCS supervisor mock test are fairly straightforward, be aware that quite a few questions will require multiple answers and the only way to get a point for that question is by selecting ALL the correct answers.

TIP: if a question seems tricky try using the elimination method to get rid of the obviously incorrect answers.

Don’t forget to like, share, or comment if you found this CSCS mock test for supervisors useful. The pass mark for this test is 50 out of 55. Good Luck!!!

1. Which significant hazard do workers face when excavating next to a building or structure?

Excessive noise

Damaging the surface of the building or structure

Excessive vibration

Weakening the foundation of the building or structure

Question 1 of 55

2. What should be used to protect people passing by from arc eye if electric welding is about to begin?

Personal protective equipment (PPE)

Warning signs

Screens

COSHH assessment

Question 2 of 55

3. What THREE details must be included in a method statement for working at height? (Choose 3 answers)

How falls are to be prevented

The identity of the person supervising the job on site

The amount of insurance coverage required

The cost and time frame for the job

The sequence of operations and the equipment needed

Question 3 of 55

4. Why is it dangerous to leave someone in a harness for too long after they have fallen?

The worker in the harness may try to climb up the structure again

It creates a distraction for other workers

The anchorage point could fail

The worker in the harness could lose consciousness or suffer further injury

Question 4 of 55

5. When is it necessary to fit guard-rails to a working platform?

When materials are being stored on a working platform

When it is possible to fall 3 meters

When it is possible to fall 2 meters

At any height in which a fall can result in an injury

Question 5 of 55

6. According to the Construction (Design and Management) Regulations 2015, which of these MUST be provided before construction work can start, and also maintained until the work finishes?

A premises log

Adequate parking facilities

Adequate welfare facilities

A safety log

Question 6 of 55

7. Why should you use a RCD with 230 volt tools?

Because it cuts off the power quickly if there’s a fault

It allows the tools run at a higher speed

Because it reduces energy consumption and lowers cost

It allows the tools to run at a safe speed

Question 7 of 55

8. A written Health and Safety policy is needed when an employer has ____.

5 or more employees

2 employees

less than 5 employees

1 employee

Question 8 of 55

9. What is the first thing you should consider when putting people to work above public areas?

How to prevent anything from falling and hitting people

How to inform the public about what is happening

How to prevent complaints from the public

How to minimize the number of people positioned below the work

Question 9 of 55

10. Which TWO factors should be considered when adding first-aid facilities to a site? (Choose 2 answers)

Cost

The number of people working at the site at any given time

The availability of space

A site manager's ability to find time to purchase the necessary equipment

The specific hazards and risks posed by a project

Question 10 of 55

11. Where can you obtain details regarding the welfare facilities that must be present on a construction site?

From the Construction Design and Management Regulations

From the Management of Health and Safety at Work Regulations

From the Control of Substances Hazardous to Health (COSHH)

From the Workplace Health, Safety and Welfare Regulations

Question 11 of 55

12. What is the largest size permitted for an unprotected gap between any guard-rail, toe-board, barrier or other similar means of protection on a scaffold?

470mm

400mm

500mm

600mm

Question 12 of 55

13. What is the best way for a supervisor or manager to ensure that a method statement has been fully understood by workers?

Place the method statement inside a three-ring binder in the main office

Explain the method statement to the workers then test their understanding

Put the method statement on display in a place with high visibility

Ensure that every worker has read the method statement

Question 13 of 55

14. Where should a sign specifying the number of people allowed on a passenger hoist be displayed?

On a legible notice inside the cage of the hoist

On a legible notice in the site welfare area

On a notice that is displayed during the site induction

On a notice that is handed to the hoist operator

Question 14 of 55

15. The maximum vertical height a fixed ladder can be climbed before requiring an intermediate landing place is ___.

8.5m

7.5m

Question 15 of 55

16. According to the Work at Height Regulations, a competent person must inspect a working platform___.

Only once after it has been erected

After it has been erected, then once every 7 days

After it has been erected, then once every 14 days

After it has been erected, then once a month

Question 16 of 55

17. According to the Construction (Design and Management) Regulations 2015, how long MUST you keep inspection records?

For one week

For three months following the completion of a project

For three months following an inspection

Only until the end of a project

Question 17 of 55

18. If a worker tells you they have work-related hand-arm vibration syndrome (HAVS) it should be reported to______.

The Health and Safety Executive (HSE)

The hospital

The worker’s GP

The police

Question 18 of 55

19. What should a supervisor do if a scaffold is not complete?

Ensure warning signs are in place and warn workers to take care when working on the scaffold

Tell workers not to use the scaffold

Prevent access to the scaffold and ensure warning signs are in place

Ensure the scaffolders finish the job

Question 19 of 55

20. According to the Construction (Design and Management) Regulations 2015, what MUST a worker have if a contractor puts that worker on a construction site?

The right qualifications

The right skills, knowledge and training

A relevant competency card

Hardhat, high-visibility clothing and safety footwear

Question 20 of 55

21. To check if a RCD connected to a power tool is working correctly you should:

Try running the tool at top speed to see if it cuts out

Switch the tool on and off

Press the test button on the RCD

Switch the power on and off

Question 21 of 55

22. Which of these is a fall arrest system?

Mobile access tower

Mobile elevating work platform (MEWP)

Guardrail and toe board

Safety harness and lanyard

Question 22 of 55

23. What does the Beaufort Scale measure?

How much weight a scaffold can safely take

Wind speed

How much weight a flat roof can safely take

Air temperature

Question 23 of 55

24. What is the purpose of edge protection?

It allows a person to work on both sides of the edging

It prevents people and materials from falling

It secures tools and materials close to the edge

It is used to warn workers when they are close to the edge

Question 24 of 55

25. What should you do if you notice workers above a safety net are dropping off-cut materials and debris into the net?

Clear the net daily

Clear the net weekly

Ensure the net is cleared and inspected then speak to the workers and ensure it doesn’t happen again

No action needs to be taken - this is normal

Question 25 of 55

26. What are the TWO main things you'll need when carrying out a COSHH assessment for a substance that is being handled for the first time? (Choose 2 answers)

The safety data sheet

The ages of the workers handling the substance

Details of how and where you intend to use the substance

Your company's safety policy

A delivery note

Question 26 of 55

27. Where should an emergency escape route lead?

To a place of safety

To your site office

To a first-aid room

To an open-aired area

Question 27 of 55

28. When MUST the Health and Safety Executive (HSE) be informed of fatal accidents or dangerous occurrences on-site?

Within 30 days

Immediately

Within 14 days

Within 7 days

Question 28 of 55

29. You need to use inflatable airbags to protect a small area, why is it dangerous to use airbags that are larger than the area that needs to be protected?

The airbags could exert sideways pressure on anything that is containing them

The airbags may not inflate fully

The inflation pump could become overloaded

The airbags could burst from pressure

Question 29 of 55

30. What is the first thing to consider when work needs to be done inside a confined space?

The types of personal protection equipment (PPE) that will be needed

The number of workers needed

Options for keeping workers out of the space

The duration of a job

Question 30 of 55

31. According to the Construction (Design and Management) Regulations 2015, Which of the following MUST be in place before demolition work can begin?

A risk assessment for demolition

Written arrangements for the demolition

A health and safety file

A pre-tender health and safety plan

Question 31 of 55

32. What is the purpose of the health and safety file that is given to a client once a project is completed?

The file will help to record the health and safety standards of the structure

The file will be helpful for people who carry out future work on the structure

The file helps to prepare the final accounts for a structure

The file records the safety statistics of a project

Question 32 of 55

33. A COSHH assessment tells you how to_____.

Safely lift heavy loads

Use substances safely

Assess noise levels properly

Work safely in a confined space

Question 33 of 55

34. According to the Construction (Design and Management) Regulations 2015, Which of these MUST be in place before construction work can begin?

Construction contract agreement

The method statement

Construction phase plan

Health and safety file

Question 34 of 55

35. The minimum height of the main guard-rail on a scaffold should be ____.

910mm

875mm

950mm

1000mm

Question 35 of 55

36. What is the first thing you should consider when choosing access and egress points on a work-site?

Access for emergency services

Access for heavy vehicles

The availability of off-road parking

Site security

Question 36 of 55

37. Where is the ideal place to rig a safety net?

Immediately below the work area

At any height below the work area

6 metres below the work area

2 metres below the work area

Question 37 of 55

38. How should cylinders that contain liquefied petroleum gas (LPG) be stored?

In a locked cellar that features clear warning signs

In a locked cage that's at least 3 meters away from cylinders containing oxygen

Inside secure storage containers at the back of the site

Under a tarpaulin to keep it away from direct sunlight

Question 38 of 55

39. What danger is created when too much oxygen is in a confined space?

Increased working time inside the confined space

An increase in the collective breathing rate of workers

Increased flammability of combustible materials

A false sense of security for workers

Question 39 of 55

40. According to the Construction (Design and Management) Regulations 2015, which of these MUST a worker have before they can start working on-site? (Choose 2 answers)

Confirmation of working hours and breaks

A suitable site induction

Details of the plan of work

A client brief with details regarding expectations

Information regarding hazards and control measures

Question 40 of 55

41. What is the main advantage of using a safety net instead of a harness and fall-arrest lanyard?

Lanyards can easily snap

Anyone can rig a safety net

Safety nets provide collective fall protection

Safety nets don't need to be inspected

Question 41 of 55

42. According to the Work at Height Regulations, the minimum width of a working platform must be____.

Suitable and sufficient to carry out the job safely

2 scaffold boards wide

6 scaffold boards wide

4 scaffold boards wide

Question 42 of 55

43. If you’re using an airbag with a control leak rate feature as a fall arrest, you must ensure the inflation pump ___.

Is running at all times while there is work at height

Is switched off at regular intervals to prevent over-inflation

Is turned off when the airbag is full

Is electrically powered

Question 43 of 55

44. Precautions should be taken to avoid plant, materials and people from falling into an excavation ___.

When the excavation is at least 5m deep

When the excavation is at least 7m deep

When the excavation is at least 10m deep

At all times

Question 44 of 55

45. How many people must be employed before it becomes necessary to record the significant findings of risk assessments?

At least two

Five or more

At least three

At least one

Question 45 of 55

46. A permit to work system is used to ___.

Establish a controlled and safe system of work

Ensure that a job is completed using the easiest method available

Ensure that tools and equipment are properly inspected before starting a job

Ensure that a job is completed as fast as possible

Question 46 of 55

47. How should access be handled when workers are working in a riser shaft?

Workers should handle access

Access should be controlled by the main contractor

A permit-to-work system should determine access

A security operative should be in charge of access

Question 47 of 55

48. According to the Construction (Design and Management) Regulations 2015, where will you find arrangements for managing health and safety on a project?

In the health and safety file

In the risk assessment created by the designer

In the construction plan

In the contract documents

Question 48 of 55

49. Where should cylinders that contain liquefied petroleum gas (LPG) be stored when they are supplying appliances in a site cabin?

Inside the cabin

In a locked cupboard inside the cabin

Outside the cabin

Under the cabin

Question 49 of 55

50. If a prohibition notice is issued by a Health and Safety Executive (HSE) inspector it means that______.

Work must stop

Work can continue, but no new work can start after the work at hand is completed

Work can continue if extra safety measures are put into place

A risk assessment must be carried out then work can continue

Question 50 of 55

51. What precaution needs to be taken to ensure that a dumper that is tipping materials into an excavation does not fall in?

Dumpers should be kept at least 5m away from the excavation

Dumper drivers should use proper judgement for determining the distance between the vehicle and the excavation

Cones or signs should be in place to designate a safe tipping point

Stop blocks that are appropriate for the size of the vehicle should be provided

Question 51 of 55

52. What item should be regarded as a last resort for a worker’s safety if he/she is working at height?

Mobile elevating work platform (MEWP)

Mobile access tower

Access tower scaffold

Safety harness

Question 52 of 55

53. Which piece of equipment is used in conjunction with a cable avoidance tool (CAT) to detect cables?

Gas detector

Signal generator

Metal detector

Compressor

Question 53 of 55

54. Which source of information would be the least reliable when assessing the vibration levels of a powered hand tool?

Real-time vibration measurements

Vibration data taken from the Health and Safety Executive (HSE) master list

Your judgement based on experience

Vibration figures taken from the manufacturer's handbook

Question 54 of 55

55. According to the Work at Height Regulations, a scaffold inspection report must be given ____ following an inspection.

Within 2 hours

Within 12 hours

Within 1 hour

Within 24 hours

Question 55 of 55